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301-640

You are reviewing the Area Code (NPA/NXX) report for 301-640. Did you mean to search the SMS short code 301640?

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Raw Number301640
Basic Format301-640
NPA (Area Code)301
NXX640

Call Routing Data

NPA-NXX-XOCNCompanyRate CenterUse TypeAssign DateCityStateRegionBlock Effective Date
301-640-0XXX6855OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLCWSNGTNZN10AS04/23/2013WASHINGTON ZONE 10MDMA05/20/2013
301-640-1XXX6855OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLCWSNGTNZN10AS05/18/2007WASHINGTON ZONE 10MDMA06/16/2007
301-640-2XXX9212VERIZON MARYLAND, INC.WSNGTNZN10RTWASHINGTON ZONE 10MDMA
301-640-3XXX9212VERIZON MARYLAND, INC.WSNGTNZN10RTWASHINGTON ZONE 10MDMA
301-640-4XXX9212VERIZON MARYLAND, INC.WSNGTNZN10RTWASHINGTON ZONE 10MDMA
301-640-5XXX876DONVOY, LLC - MDWSNGTNZN10AS08/08/2012WASHINGTON ZONE 10MDMA09/06/2012
301-640-6XXX6855OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLCWSNGTNZN10AS07/19/2007WASHINGTON ZONE 10MDMA08/17/2007
301-640-7XXX9212VERIZON MARYLAND, INC.WSNGTNZN10RTWASHINGTON ZONE 10MDMA
301-640-8XXX5562METROPCS, INC.WSNGTNZN10AS07/02/2013WASHINGTON ZONE 10MDMA08/06/2013
301-640-9XXX6855OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLCWSNGTNZN10AS04/23/2013WASHINGTON ZONE 10MDMA05/20/2013
301-640-XXXX9212VERIZON MARYLAND, INC.WSNGTNZN10ASWASHINGTON ZONE 10MD

Business/Government Phones on the 301-640 Prefix

PhoneNameAddress
301-640-0901Sanabria & AssociatesUS
301-640-5265Blue Ridge Wellness9413 Harford Road Baltimore 21234 US

Reports

Anonymous User from Little Egg Harbor Twp., New Jersey

April 28, 2026 at 2:57 PM

301-640-5531 reported as a Live Voice or Other. Received on April 28, 2026 at 2:51 AM.

Anonymous User from Silver Spring, Maryland

April 14, 2026 at 3:16 PM

301-640-5483 reported as a Robocall. Received on April 14, 2026 at 12:40 PM.
Call for Medical & prescriptions

Anonymous User from Meyersdale, Pennsylvania

February 28, 2026 at 12:41 PM

301-640-5670 reported as a Robocall. Received on February 28, 2026 at 10:48 AM.
Call for Dropped call or no message

Anonymous User from , CO

February 26, 2026 at 1:06 PM

301-640-5369 reported as a Live Voice or Other. Received on February 26, 2026 at 10:46 AM.
Call for Computer & technical support

Anonymous User from Silver Spring, Maryland

November 16, 2025 at 4:02 PM

301-640-9765 reported as a Robocall. Received on November 6, 2025 at 11:00 AM.
Call for Home improvement & cleaning

Anonymous User from Stony Creek, Maryland

September 15, 2025 at 12:17 PM

301-640-4543 reported as a Robocall. Received on September 12, 2025 at 2:43 PM.

Anonymous User from Rockville, Maryland

July 26, 2025 at 6:35 PM

301-640-6455 reported as a Robocall. Received on July 26, 2025 at 5:48 PM.

Anonymous User from Smithsburg, Maryland

July 9, 2025 at 3:40 PM

301-640-4954 reported as a Robocall. Received on July 9, 2025 at 3:38 PM.

Anonymous User from Smithsburg, Maryland

May 22, 2025 at 2:53 PM

301-640-2434 reported as a Live Voice or Other. Received on May 22, 2025 at 2:50 PM.

Anonymous User from , MD

May 13, 2025 at 5:02 PM

301-640-7368 reported as a unwanted call. Received on May 9, 2025 at 12:00 PM.

Anonymous User from Sun Lakes, Arizona

April 22, 2025 at 7:34 PM

301-640-4589 reported as a Robocall. Received on April 22, 2025 at 4:00 PM.

Anonymous User from , MD

February 13, 2025 at 2:05 PM

301-640-2967 reported as a Robocall. Received on February 12, 2025 at 4:17 PM.

Anonymous User from Melbourne, Florida

February 3, 2025 at 11:28 AM

301-640-5319 reported as a Robocall. Received on February 3, 2025 at 11:27 AM.
Call for Medical & prescriptions

Anonymous User from Hagerstown, Maryland

January 31, 2025 at 12:49 PM

301-640-5910 reported as a Live Voice or Other. Received on January 30, 2025 at 2:34 PM.
Call for Dropped call or no message

Anonymous User from , MD

January 29, 2025 at 10:29 AM

301-640-5823 reported as a Robocall. Received on January 29, 2025 at 10:26 AM.
Call for Medical & prescriptions

Anonymous User from Calverton, Maryland

January 28, 2025 at 7:22 PM

301-640-3239 reported as a Live Voice or Other. Received on January 16, 2025 at 9:05 AM.

Anonymous User from Smithsburg, Maryland

January 28, 2025 at 4:26 PM

301-640-3850 reported as a Robocall. Received on January 28, 2025 at 4:26 PM.
Call for Medical & prescriptions

Anonymous User from Smithsburg, Maryland

January 15, 2025 at 3:36 PM

301-640-4757 reported as a Live Voice or Other. Received on January 15, 2025 at 3:35 PM.
Call for Medical & prescriptions

Anonymous User from Germantown, WI

January 6, 2025 at 6:01 PM

301-640-5310 reported as a Live Voice. Received on January 6, 2025 at 4:26 PM.
Unwanted call for Criminal Charges Services
Contacted via Wireless (cell phone/other mobile device)

Anonymous User from , MD

December 30, 2024 at 3:40 PM

301-640-7625 reported as a Robocall. Received on December 30, 2024 at 9:31 AM.
Call for Dropped call or no message

Anonymous User from , MD

December 30, 2024 at 10:05 AM

301-640-2765 reported as a Robocall. Received on December 30, 2024 at 9:59 AM.

Anonymous User from , MD

October 17, 2024 at 6:15 PM

301-640-3150 reported as a Live Voice or Other. Received on October 17, 2024 at 4:56 AM.

Anonymous User from Severn, Maryland

October 17, 2024 at 1:44 PM

301-640-3401 reported as a Robocall. Received on October 17, 2024 at 1:38 PM.
Call for Dropped call or no message

Anonymous User from Fort Washington, Maryland

May 1, 2024 at 1:08 PM

301-640-5917 reported as a Robocall. Received on May 1, 2024 at 12:19 PM.

Anonymous User from , MD

March 12, 2024 at 6:08 PM

301-640-8143 reported as a Robocall. Received on March 12, 2024 at 12:00 AM.

Anonymous User from , IL

February 23, 2024 at 1:25 PM

301-640-6603 reported as a Robocall. Received on February 9, 2024 at 10:14 AM.
Call for No Subject Provided

Anonymous User from Smithsburg, Maryland

November 27, 2023 at 10:53 AM

301-640-4781 reported as a Robocall. Received on November 27, 2023 at 10:53 AM.
Call for Medical & prescriptions

Anonymous User from Clear Spring, MD

October 6, 2023 at 3:32 PM

None reported as a Live Voice. Received on October 6, 2023 at 10:48 AM.
Unwanted call for Medicare Medicaid Services
Caller ID indicated they called from 301-640-6041
Contacted via Wired

Anonymous User from , MD

July 27, 2023 at 1:59 PM

301-640-5654 reported as a Robocall. Received on July 27, 2023 at 1:55 PM.
Call for Calls pretending to be government, businesses, or family and friends

Anonymous User from Waldorf, MD

April 19, 2023 at 7:33 PM

301-640-2145 reported as a Prerecorded Voice. Received on April 19, 2023 at 9:00 AM.
Unwanted call for unknown
Caller ID indicated they called from 301-640-2426
Contacted via Wired

Anonymous User from Derwood, Maryland

February 17, 2023 at 10:48 AM

301-640-7122 reported as a Live Voice or Other. Received on February 17, 2023 at 10:38 AM.
Call for Vacation & timeshares

Anonymous User from Gaithersburg, Maryland

January 28, 2023 at 11:28 PM

301-640-1013 reported as a Robocall. Received on January 27, 2023 at 1:30 PM.

Anonymous User from Fairfax, Virginia

January 17, 2023 at 3:13 PM

301-640-9802 reported as a Robocall. Received on January 17, 2023 at 3:02 PM.

Anonymous User from Derwood, Maryland

December 30, 2022 at 10:53 AM

301-640-8262 reported as a unwanted call. Received on December 29, 2022 at 9:37 AM.
Call for Dropped call or no message

Anonymous User from Waldorf, Maryland

December 10, 2022 at 8:48 PM

301-640-2930 reported as a Robocall. Received on December 8, 2022 at 5:19 PM.
Call for No Subject Provided

Anonymous User from Waldorf, Maryland

December 10, 2022 at 8:40 PM

301-640-2215 reported as a Robocall. Received on December 7, 2022 at 4:45 PM.
Call for No Subject Provided

Anonymous User from Waldorf, Maryland

December 10, 2022 at 8:25 PM

301-640-2227 reported as a Robocall. Received on December 6, 2022 at 12:41 PM.
Call for No Subject Provided

Anonymous User from Frederick, Maryland

August 20, 2022 at 8:44 AM

301-640-6950 reported as a Robocall. Received on August 1, 2022 at 12:00 AM.
Call for Reducing your debt (credit cards, mortgage, student loans)

Anonymous User from Capitol Heights, Maryland

August 8, 2022 at 1:55 PM

301-640-2154 reported as a Robocall. Received on August 8, 2022 at 10:00 AM.

Anonymous User from Waldorf, Maryland

July 29, 2022 at 6:36 PM

301-640-2302 reported as a Robocall. Received on July 9, 2022 at 5:58 PM.

Anonymous User from Clarksburg, Maryland

July 20, 2022 at 3:20 PM

301-640-2752 reported as a Robocall. Received on July 20, 2022 at 3:18 PM.

Anonymous User from Pasadena, MD

April 18, 2022 at 11:55 PM

301-640-2645 reported as a Live Voice. Received on April 18, 2022 at 11:30 AM.
Unwanted call for Medical Devices Services
Contacted via Wireless (cell phone/other mobile device)

Anonymous User from Derwood, MD

February 25, 2022 at 7:30 PM

301-640-2934 reported as a Live Voice. Received on February 25, 2022 at 12:19 PM.
Unwanted call for Medicare Medicaid Services
Contacted via Wireless (cell phone/other mobile device)

Anonymous User from Pasadena, MD

February 11, 2022 at 3:00 AM

301-640-2645 reported as a Live Voice. Received on February 11, 2022 at 11:30 AM.
Unwanted call for Medical Devices Services
Contacted via Wireless (cell phone/other mobile device)

Anonymous User from Bowie, MD

January 11, 2022 at 2:06 AM

301-640-2653 reported as a Prerecorded Voice. Received on January 11, 2022 at 7:08 PM.
Unwanted call for unknown
Contacted via Wired

Anonymous User from , CA

March 28, 2015 at 1:16 AM

301-640-5377 reported as a Prerecorded Voice. Received on March 27, 2015 at 3:15 PM.
Telemarketing (including do not call and spoofing) for unknown
Contacted via Wired

Most 'popular' numbers on this prefix:

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301-640-3XXX: 301-640-3156 | 301-640-3157 | 301-640-3158 | 301-640-3196 | 301-640-3197 | 301-640-3198 | 301-640-3230 | 301-640-3232 | 301-640-3236 | 301-640-3252 | 301-640-3256 | 301-640-3258 | 301-640-3400 | 301-640-3404 | 301-640-3408 | 301-640-3800 | 301-640-3850 | 301-640-3852 | 301-640-3858 |
301-640-4XXX: 301-640-4580 | 301-640-4583 | 301-640-4588 | 301-640-4780 | 301-640-4785 | 301-640-4787 |
301-640-5XXX: 301-640-5200 | 301-640-5247 | 301-640-5260 | 301-640-5265 | 301-640-5268 | 301-640-5300 | 301-640-5370 | 301-640-5373 | 301-640-5375 | 301-640-5600 | 301-640-5650 | 301-640-5656 | 301-640-5657 | 301-640-5678 | 301-640-5820 | 301-640-5822 | 301-640-5828 | 301-640-5887 | 301-640-5910 | 301-640-5911 | 301-640-5919 | 301-640-5997 |
301-640-6XXX: 301-640-6001 | 301-640-6008 | 301-640-6040 | 301-640-6045 | 301-640-6047 | 301-640-6060 | 301-640-6452 | 301-640-6462 | 301-640-6468 | 301-640-6484 | 301-640-6486 | 301-640-6487 | 301-640-6600 | 301-640-6601 | 301-640-6606 | 301-640-6607 | 301-640-6652 | 301-640-6656 | 301-640-6950 | 301-640-6952 | 301-640-6958 | 301-640-6996 | 301-640-6997 | 301-640-6998 |
301-640-7XXX: 301-640-7126 | 301-640-7127 | 301-640-7128 | 301-640-7172 | 301-640-7178 | 301-640-7179 | 301-640-7600 | 301-640-7620 | 301-640-7622 | 301-640-7623 |
301-640-8XXX: 301-640-8140 | 301-640-8145 | 301-640-8147 | 301-640-8187 | 301-640-8188 | 301-640-8197 | 301-640-8247 | 301-640-8258 | 301-640-8260 | 301-640-8262 | 301-640-8268 | 301-640-8282 | 301-640-8404 | 301-640-8408 | 301-640-8434 | 301-640-8435 | 301-640-8439 | 301-640-8453 |
301-640-9XXX: 301-640-9736 | 301-640-9737 | 301-640-9739 | 301-640-9800 | 301-640-9808 | 301-640-9809 | 301-640-9900 | 301-640-9907 | 301-640-9909 | 301-640-9962 |